Mortgage amortization calculator

Your amortization schedule will show you how much of your monthly mortgage payments you spend toward principal and interest.
Monthly principal & interest

$1,635

30-year fixed loan term

See how your payments change over time for your 30-year fixed loan term
At year 0
30 year fixed loan term

Remaining
$240,000
Principal Paid
$0
Interest Paid
$0
Year 0
drag me

1

30

Years

Amortization schedule
See how your payments change over time for your 30-year fixed loan term
At year 0
30 year fixed loan term

Remaining
$240,000
Principal Paid
$0
Interest Paid
$0
Year 0
drag me

1

30

Years

Breakdown
Payment datePrincipalInterestBalance
April '24$0$0$240,000
May '24$188$1,447$239,812
June '24$189$1,446$239,623
July '24$190$1,445$239,433
August '24$191$1,444$239,242
September '24$192$1,442$239,050
October '24$194$1,441$238,856
November '24$195$1,440$238,662
December '24$196$1,439$238,466
January '25$197$1,438$238,269
February '25$198$1,437$238,070
March '25$199$1,435$237,871
April '25$201$1,434$237,670
May '25$202$1,433$237,469
June '25$203$1,432$237,265
July '25$204$1,431$237,061
August '25$206$1,429$236,856
September '25$207$1,428$236,649
October '25$208$1,427$236,441
November '25$209$1,426$236,232
December '25$211$1,424$236,021
January '26$212$1,423$235,809
February '26$213$1,422$235,596
March '26$214$1,420$235,382
April '26$216$1,419$235,166
May '26$217$1,418$234,950
June '26$218$1,417$234,731
July '26$220$1,415$234,512
August '26$221$1,414$234,291
September '26$222$1,413$234,069
October '26$224$1,411$233,845
November '26$225$1,410$233,620
December '26$226$1,409$233,394
January '27$228$1,407$233,166
February '27$229$1,406$232,937
March '27$230$1,404$232,707
April '27$232$1,403$232,475
May '27$233$1,402$232,242
June '27$235$1,400$232,008
July '27$236$1,399$231,772
August '27$237$1,397$231,534
September '27$239$1,396$231,295
October '27$240$1,395$231,055
November '27$242$1,393$230,813
December '27$243$1,392$230,570
January '28$245$1,390$230,326
February '28$246$1,389$230,080
March '28$248$1,387$229,832
April '28$249$1,386$229,583
May '28$251$1,384$229,332
June '28$252$1,383$229,080
July '28$254$1,381$228,827
August '28$255$1,380$228,571
September '28$257$1,378$228,315
October '28$258$1,377$228,056
November '28$260$1,375$227,797
December '28$261$1,373$227,535
January '29$263$1,372$227,272
February '29$265$1,370$227,008
March '29$266$1,369$226,742
April '29$268$1,367$226,474
May '29$269$1,365$226,205
June '29$271$1,364$225,934
July '29$273$1,362$225,661
August '29$274$1,361$225,387
September '29$276$1,359$225,111
October '29$278$1,357$224,834
November '29$279$1,356$224,554
December '29$281$1,354$224,273
January '30$283$1,352$223,991
February '30$284$1,350$223,706
March '30$286$1,349$223,420
April '30$288$1,347$223,133
May '30$289$1,345$222,843
June '30$291$1,344$222,552
July '30$293$1,342$222,259
August '30$295$1,340$221,964
September '30$297$1,338$221,668
October '30$298$1,336$221,369
November '30$300$1,335$221,069
December '30$302$1,333$220,767
January '31$304$1,331$220,464
February '31$306$1,329$220,158
March '31$307$1,327$219,851
April '31$309$1,326$219,541
May '31$311$1,324$219,230
June '31$313$1,322$218,917
July '31$315$1,320$218,602
August '31$317$1,318$218,286
September '31$319$1,316$217,967
October '31$321$1,314$217,646
November '31$323$1,312$217,324
December '31$325$1,310$216,999
January '32$326$1,308$216,673
February '32$328$1,306$216,344
March '32$330$1,304$216,014
April '32$332$1,302$215,682
May '32$334$1,300$215,347
June '32$336$1,298$215,011
July '32$338$1,296$214,672
August '32$340$1,294$214,332
September '32$343$1,292$213,989
October '32$345$1,290$213,645
November '32$347$1,288$213,298
December '32$349$1,286$212,949
January '33$351$1,284$212,598
February '33$353$1,282$212,245
March '33$355$1,280$211,890
April '33$357$1,278$211,533
May '33$359$1,275$211,174
June '33$362$1,273$210,812
July '33$364$1,271$210,448
August '33$366$1,269$210,082
September '33$368$1,267$209,714
October '33$370$1,264$209,344
November '33$373$1,262$208,971
December '33$375$1,260$208,596
January '34$377$1,258$208,219
February '34$379$1,255$207,840
March '34$382$1,253$207,458
April '34$384$1,251$207,074
May '34$386$1,248$206,688
June '34$389$1,246$206,299
July '34$391$1,244$205,908
August '34$393$1,241$205,515
September '34$396$1,239$205,119
October '34$398$1,237$204,721
November '34$400$1,234$204,321
December '34$403$1,232$203,918
January '35$405$1,229$203,512
February '35$408$1,227$203,105
March '35$410$1,225$202,694
April '35$413$1,222$202,282
May '35$415$1,220$201,866
June '35$418$1,217$201,449
July '35$420$1,215$201,029
August '35$423$1,212$200,606
September '35$425$1,209$200,180
October '35$428$1,207$199,753
November '35$430$1,204$199,322
December '35$433$1,202$198,889
January '36$436$1,199$198,453
February '36$438$1,197$198,015
March '36$441$1,194$197,574
April '36$444$1,191$197,131
May '36$446$1,189$196,684
June '36$449$1,186$196,236
July '36$452$1,183$195,784
August '36$454$1,180$195,330
September '36$457$1,178$194,872
October '36$460$1,175$194,413
November '36$463$1,172$193,950
December '36$465$1,169$193,484
January '37$468$1,167$193,016
February '37$471$1,164$192,545
March '37$474$1,161$192,071
April '37$477$1,158$191,595
May '37$480$1,155$191,115
June '37$483$1,152$190,632
July '37$485$1,149$190,147
August '37$488$1,146$189,659
September '37$491$1,143$189,167
October '37$494$1,141$188,673
November '37$497$1,138$188,176
December '37$500$1,135$187,676
January '38$503$1,132$187,172
February '38$506$1,128$186,666
March '38$509$1,125$186,157
April '38$512$1,122$185,644
May '38$516$1,119$185,129
June '38$519$1,116$184,610
July '38$522$1,113$184,088
August '38$525$1,110$183,564
September '38$528$1,107$183,036
October '38$531$1,104$182,504
November '38$534$1,100$181,970
December '38$538$1,097$181,432
January '39$541$1,094$180,891
February '39$544$1,091$180,347
March '39$547$1,087$179,800
April '39$551$1,084$179,249
May '39$554$1,081$178,695
June '39$557$1,077$178,138
July '39$561$1,074$177,577
August '39$564$1,071$177,013
September '39$568$1,067$176,445
October '39$571$1,064$175,874
November '39$574$1,060$175,300
December '39$578$1,057$174,722
January '40$581$1,053$174,140
February '40$585$1,050$173,556
March '40$588$1,046$172,967
April '40$592$1,043$172,375
May '40$596$1,039$171,780
June '40$599$1,036$171,181
July '40$603$1,032$170,578
August '40$606$1,028$169,972
September '40$610$1,025$169,362
October '40$614$1,021$168,748
November '40$617$1,017$168,131
December '40$621$1,014$167,509
January '41$625$1,010$166,885
February '41$629$1,006$166,256
March '41$632$1,002$165,624
April '41$636$999$164,987
May '41$640$995$164,347
June '41$644$991$163,703
July '41$648$987$163,056
August '41$652$983$162,404
September '41$656$979$161,748
October '41$660$975$161,089
November '41$664$971$160,425
December '41$668$967$159,758
January '42$672$963$159,086
February '42$676$959$158,411
March '42$680$955$157,731
April '42$684$951$157,047
May '42$688$947$156,359
June '42$692$943$155,667
July '42$696$939$154,971
August '42$700$934$154,270
September '42$705$930$153,566
October '42$709$926$152,857
November '42$713$922$152,144
December '42$717$917$151,426
January '43$722$913$150,704
February '43$726$909$149,978
March '43$731$904$149,248
April '43$735$900$148,513
May '43$739$895$147,773
June '43$744$891$147,029
July '43$748$886$146,281
August '43$753$882$145,528
September '43$757$877$144,771
October '43$762$873$144,009
November '43$767$868$143,242
December '43$771$864$142,471
January '44$776$859$141,696
February '44$780$854$140,915
March '44$785$850$140,130
April '44$790$845$139,340
May '44$795$840$138,545
June '44$799$835$137,746
July '44$804$830$136,942
August '44$809$826$136,132
September '44$814$821$135,318
October '44$819$816$134,499
November '44$824$811$133,676
December '44$829$806$132,847
January '45$834$801$132,013
February '45$839$796$131,174
March '45$844$791$130,330
April '45$849$786$129,481
May '45$854$781$128,627
June '45$859$776$127,768
July '45$864$770$126,903
August '45$870$765$126,034
September '45$875$760$125,159
October '45$880$755$124,279
November '45$885$749$123,393
December '45$891$744$122,502
January '46$896$739$121,606
February '46$902$733$120,704
March '46$907$728$119,797
April '46$913$722$118,885
May '46$918$717$117,967
June '46$924$711$117,043
July '46$929$706$116,114
August '46$935$700$115,180
September '46$940$694$114,239
October '46$946$689$113,293
November '46$952$683$112,342
December '46$957$677$111,384
January '47$963$672$110,421
February '47$969$666$109,452
March '47$975$660$108,477
April '47$981$654$107,496
May '47$987$648$106,509
June '47$993$642$105,517
July '47$999$636$104,518
August '47$1,005$630$103,514
September '47$1,011$624$102,503
October '47$1,017$618$101,486
November '47$1,023$612$100,463
December '47$1,029$606$99,434
January '48$1,035$600$98,399
February '48$1,042$593$97,357
March '48$1,048$587$96,310
April '48$1,054$581$95,256
May '48$1,060$574$94,195
June '48$1,067$568$93,128
July '48$1,073$561$92,055
August '48$1,080$555$90,975
September '48$1,086$549$89,889
October '48$1,093$542$88,796
November '48$1,099$535$87,697
December '48$1,106$529$86,591
January '49$1,113$522$85,478
February '49$1,119$515$84,358
March '49$1,126$509$83,232
April '49$1,133$502$82,099
May '49$1,140$495$80,959
June '49$1,147$488$79,813
July '49$1,154$481$78,659
August '49$1,161$474$77,499
September '49$1,168$467$76,331
October '49$1,175$460$75,157
November '49$1,182$453$73,975
December '49$1,189$446$72,786
January '50$1,196$439$71,590
February '50$1,203$432$70,387
March '50$1,210$424$69,177
April '50$1,218$417$67,959
May '50$1,225$410$66,734
June '50$1,232$402$65,501
July '50$1,240$395$64,262
August '50$1,247$387$63,014
September '50$1,255$380$61,759
October '50$1,262$372$60,497
November '50$1,270$365$59,227
December '50$1,278$357$57,949
January '51$1,285$349$56,664
February '51$1,293$342$55,371
March '51$1,301$334$54,070
April '51$1,309$326$52,761
May '51$1,317$318$51,444
June '51$1,325$310$50,120
July '51$1,333$302$48,787
August '51$1,341$294$47,446
September '51$1,349$286$46,098
October '51$1,357$278$44,741
November '51$1,365$270$43,376
December '51$1,373$262$42,003
January '52$1,382$253$40,621
February '52$1,390$245$39,231
March '52$1,398$237$37,833
April '52$1,407$228$36,426
May '52$1,415$220$35,011
June '52$1,424$211$33,587
July '52$1,432$203$32,155
August '52$1,441$194$30,714
September '52$1,450$185$29,265
October '52$1,458$176$27,806
November '52$1,467$168$26,339
December '52$1,476$159$24,863
January '53$1,485$150$23,378
February '53$1,494$141$21,884
March '53$1,503$132$20,382
April '53$1,512$123$18,870
May '53$1,521$114$17,349
June '53$1,530$105$15,819
July '53$1,539$95$14,279
August '53$1,549$86$12,730
September '53$1,558$77$11,172
October '53$1,567$67$9,605
November '53$1,577$58$8,028
December '53$1,586$48$6,442
January '54$1,596$39$4,846
February '54$1,606$29$3,240
March '54$1,615$20$1,625
April '54$1,625$10$0
Compare loan types
Total principal: $240,000
Loan Term
30-year fixed
Your Input
15-year fixed30-year fixed
Total Monthly Payment$2,071$2,514$2,071
Mortgage Rate7.235%6.408%*7.235%*
Total interest paid$348,522$134,137$348,522
* Data source: ©Zillow, Inc. 2006 - 2024. Use is subject to the Terms of Use

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What's behind the numbers in our mortgage amortization calculator


An amortization calculator enables you to take a snapshot of the interest and principal (the debt) paid in any month of the loan.

"Amortization" is a word for the way debt is repaid in a mortgage, where each monthly payment is the same (excluding taxes and insurance). In the beginning years, most of each payment goes toward interest and only a little goes to debt reduction. That ratio gradually changes, and it flips in the later years of the mortgage. This is amortization at work.

For example, if you get a $200,000 mortgage for 30 years with an interest rate of 4.25%, your monthly principal and interest payments will be $984:

  • With the first payment, $276 will go to principal (reducing the debt) and $708 will go to interest.

  • Fast-forward 10 years to the 120th payment and the payment is still $984, but $420 goes to principal and $564 goes to interest.

  • In the next-to-last payment, $977 goes to principal and $7 goes to interest.

What the mortgage amortization calculator does


Before you get a mortgage, you might want to know how much interest you will pay in total. If you already have a mortgage, you might want to know how much debt you've paid off and how much remains. Or you might want to compare different loan terms before refinancing. NerdWallet's mortgage amortization schedule calculator can help you do all of those things. It allows you to figure out:

  • How much a particular month's house payment goes toward principal and how much goes toward interest. This information is viewed on an "amortization schedule" — a table that breaks down each payment month by month.

  • How much interest you will pay over the life of the loan.

  • In any given month, how much you still owe.

  • How different terms, like a 30-year versus a 15-year, compare in monthly payments and interest paid over the life of the loan.

How to use our mortgage amortization calculator


To get the most out of the mortgage amortization calculator, you can personalize it with your own numbers. Fill in the data fields to the right of the graph.

The data fields contain the following inputs:

  • Location.

  • The value or price of the home.

  • The mortgage interest rate.

  • The down payment (or, in the case of a refinance, the value of the home's equity).

  • The loan's term, from one to 30 years.

The calculator has four tabs:

  • "Amortization schedule" has the graph. Move the vertical slider to see how much you still owe and how much principal and interest you have paid at the end of each 12-month period.

  • "Breakdown" shows, month by month, the remaining loan balance after that payment has been made. On computers and tablets, it also displays a mortgage amortization table detailing the principal and interest paid each month.

  • "Monthly payment" shows the estimated monthly payment, including principal and interest, property taxes and homeowners insurance.

  • "Compare loan types" gives a side-by-side view of the monthly payments and total interest paid for three loans. From left to right, they are the mortgage whose interest rate and term you specified, and a 15-year and 30-year loan at today's mortgage rates.

How to interpret your results


By playing around with the mortgage amortization calculator, you can:

  • See how much money you would save in the long run by getting a shorter- term loan, whether you're buying or refinancing.

  • See how much principal you have paid at the end of each year.

  • Take the first step toward calculating how much equity you have, and whether you can cancel private mortgage insurance. Use the slider to see approximately how much principal you have paid. Add that to your down payment. If that sum is more than 20% of the home's value when you got the loan, you might be able to cancel mortgage insurance.

Can I use the mortgage amortization calculator for an adjustable rate mortgage?


Probably not. The initial interest rate term would be represented well on an amortization schedule, but after the teaser interest rate term ends, it would be difficult to account for future interest rate adjustments.

Any amortization schedule on an ARM is really just an estimate and subject to substantial change.

Why does it take so long to pay down my principal?


The simple answer is: The lender gets paid first. In the early years of your mortgage, your monthly loan payment is heavily weighted to paying interest. Just a tiny reduction of the principal loan balance occurs with each payment at this stage. The rest of the payment often goes to insurance, taxes and other expenses wrapped into the monthly amount due.

As years pass, you’ll begin to see more of your payment going to principal — a greater amount is reducing the debt and less is being spent on interest.